Answer:
Light microscope
Explanation:
Sophia was using a light microscope whose light source is a mirror.
A light microscope is a laboratory instrument that makes use of light and lenses that are capable of enlarging objects to view microscopic objects or finer details that ordinarily would not be seen by the naked eye.
There are two types of light microsope:
In the case of Sophia, her type of microscope is a light microscope whose source of light is an externally reflected from a mirror.